Finding the Fourth Proportional to 240,315.69, 331,637.79 and 132,892.99
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Solution
The fourth proportional to 240,315.69, 331,637.79 and 132,892.99 is: 183,393.50
Step by Step Solution
- Step 1: Write the proportion equation
240,315.69 : 331,637.79 = 132,892.99 : x - Step 2: Convert to fraction form
240,315.69/331,637.79 = 132,892.99/x - Step 3: Cross multiply
240,315.69x = 331,637.79 × 132,892.99 - Step 4: Simplify right side
240,315.69x = 44,072,337,179.35 - Step 5: Solve for x
x = 44,072,337,179.35/240,315.69 - Step 6: Final answer
x = 183,393.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.